CVE-2022-3621

Public on 2022-10-20
Modified on 2023-07-08
Description

A vulnerability was found in Linux Kernel. It has been classified as problematic. Affected is the function nilfs_bmap_lookup_at_level of the file fs/nilfs2/inode.c of the component nilfs2. The manipulation leads to null pointer dereference. It is possible to launch the attack remotely. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211920.

Severity
Important
See what this means
CVSS v3 Base Score
7.5
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 kernel 2022-12-06 ALAS-2022-1645
Amazon Linux 2 - Core kernel 2022-11-08 ALAS2-2022-1876
Amazon Linux 2 - Kernel-5.10 Extra kernel 2022-11-09 ALAS2KERNEL-5.10-2022-022
Amazon Linux 2 - Kernel-5.4 Extra kernel 2022-11-09 ALAS2KERNEL-5.4-2022-038
Amazon Linux 2 - Livepatch Extra kernel-livepatch-4.14.294-220.533 2023-01-23 ALAS2LIVEPATCH-2023-095
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.144-127.601 2023-02-08 ALAS2LIVEPATCH-2023-104
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.144-127.601 2023-01-23 ALAS2LIVEPATCH-2023-098
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.147-133.644 2023-01-23 ALAS2LIVEPATCH-2023-097
Amazon Linux 2 - Livepatch Extra kernel-livepatch-5.10.147-133.644 2023-02-08 ALAS2LIVEPATCH-2023-103

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD CVSSv3 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2022-3621 Mitre: CVE-2022-3621